21707031 is an odd 8-digits composite number following 21707030
and preceding 21707032 . In scientific notation, it is written as 2.1707031 × 10^7.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 14447160 positive integers (up to 21707031) that are relatively prime to 21707031.
21707031 has 8 divisors, whose sum is 28991104
The reverse of 21707031 is 13070712
Previous prime number is 631
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty-one million seven hundred seven thousand thirty-one
Scientific notation
2.1707031 × 10^7
Engineering notation
2.1707031 × 10^6
Prime Factorization
3 × 631 × 11467
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21707031
Product of the distinct prime numbers
The prime factorization of 21707031 is 3 × 631 × 11467.
Since it has a total of 3 prime factors.
5 , 7 , 50 , 70 , 113 , 606 , 4082 , 9364 , 46817 , 97438 , 537908 , 717161 , 3955575 , 1852707 , 66130483 , 22791246 , 886406693 , 278562974 , 903555112 , 8316494502
n×2
43414062
n×3
65121093
n×4
86828124
n×5
108535155
n÷2
10853515.5
n÷3
7235677
n÷3
5426757.75
n÷5
4341406.2
n2
471195194834961
n3
1.0228248701334E+22
n4
2.2202491163556E+29
n5
4.8195016396453E+36
2 √n
4659.0804886801
3 √n
278.95456666953
4 √n
68.25745738511
5 √n
29.330541790529
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21707030
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21707031 can be divided by 8 positive divisors.
The sum of these divisors (counting 21707031) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010110011100100010111
3
Ternary
1111211211110010
4
Quaternary
1102303210113
5
Quinary
21024111111
6
Senary
2053131303
8
Octal
122634427
10
Decimal
21707031
12
Duodecimal
7329b33
16
Hexadecimal
14b3917
20
Vigesimal
6fd7bb
36
Base36
cx993
md5
20ab3ce3f852cd51aed23a22ded332e1
sha1
741fb1b6c61bcee78cef5c3c621c10d4e399f5c2
sha256
e99e5c0ffe56e3fbcfcac83257a263dcdfd540a6ef56a02cf59047f4db4d469d
sha512
ee0701c55eb5209599ae7271fcb98776ee3e8de6acd30281168c54d1823b14a77db6bae9dfd5ea63e946218fe0ee7f280fc95ee451ca70306fef510d21f4de4c
ripemd-160
06e99d7b1573e00ab8578cad7b3485ee6a44dc8f
Diameter
43414062
Circumference
136389298.24169
Area
1.4803033625003E+15
Volume
4.2843987972265E+22
Surface area
5.9212134500013E+15
Circumference
136389298.24169
Perimeter
86828124
Area
471195194834961
Diagonal
30698377.639053
Surface area
2827171169009766
Volume
1.0228248701334E+22
Space diagonal
37597680.573473
Perimeter
65121093
Area
2.0403350443412E+14
Altitude
18798840.286736
Surface area
2.0403350443412E+14
Volume
1.2054106693959E+21
Height
10232792.546351